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Deposits - Additional Information (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Banking and Thrift [Abstract] |  |
Time deposits in denominations of $250 or more | $ 549,351 | $ 382,630
Amount on deposits | $ 44,327 | $ 43,777

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- Definition Amount of time deposit liabilities, including certificates of deposit, in denominations that meet or exceed the Federal Deposit Insurance Corporation (FDIC) insurance limit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=50488274&loc=d3e64164-112818 + Details
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